Results 51 to 60 of about 313,222 (342)

On the Formation of Gas Giant Planets on Wide Orbits

open access: yes, 2006
A new suite of three dimensional radiative, gravitational hydrodynamical models is used to show that gas giant planets are unlikely to form by the disk instability mechanism at distances of ~100 AU to ~200 AU from young stars.
Boss, Alan P.
core   +2 more sources

Quantifying External Energy Inputs for Giant Planet Magnetospheres

open access: yesGeophysical Research Letters
The long‐standing “energy crisis” at the giant planets refers to the anomalous heating of planetary thermospheres compared to the available energy from solar irradiance. The coupling between planetary magnetospheres and their upper atmospheres is thought
Daniel J. Gershman, Gina A. DiBraccio
doaj   +1 more source

Estimation of the scales of retrograde condensation in a giant gas-condensate deposit

open access: yesНаука. Инновации. Технологии, 2022
The estimation of scales of retrograde condensations is made at a gas regime of working out for one of almost produced giant gas-condensate deposits of the world.
N. N. Petrenko   +2 more
doaj  

Overcoming migration during giant planet formation

open access: yes, 2007
In the core accretion model, gas giant formation is a race between growth and migration; for a core to become a jovian planet, it must accrete its envelope before it spirals into the host star.
Edward W. Thommes   +3 more
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Molecular Line Emission from Gravitationally Unstable Protoplanetary Disks [PDF]

open access: yes, 2006
In the era of high resolution submillimeter interferometers, it will soon be possible to observe the neutral circumstellar medium directly involved in gas giant planet (GGP) formation at physical scales previously unattainable.
Aikawa Y.   +10 more
core   +2 more sources

Recent Advancements in Bulk Processing of Rare‐Earth‐Free Hard Magnetic Materials and Related Multiscale Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides an overview of recent advancements in bulk processing of rare‐earth‐free hard magnetic materials. It also addresses related simulation approaches at different scales. The research on rare‐earth‐free magnetic materials has increased significantly in recent years, driven by supply chain issues, environmental and social concerns, and
Daniel Scheiber, Andrea Bachmaier
wiley   +1 more source

Planet formation around stars of various masses: The snow line and the frequency of giant planets

open access: yes, 2007
We use a semi-analytic circumstellar disk model that considers movement of the snow line through evolution of accretion and the central star to investigate how gas giant frequency changes with stellar mass.
Grant M. Kennedy   +7 more
core   +1 more source

Gas Disks to Gas Giants: Simulating the Birth of Planetary Systems [PDF]

open access: yesScience, 2008
The ensemble of now more than 250 discovered planetary systems displays a wide range of masses, orbits and, in multiple systems, dynamical interactions. These represent the end point of a complex sequence of events, wherein an entire protostellar disk converts itself into a small number of planetary bodies.
Thommes, Edward W.   +2 more
openaire   +4 more sources

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

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